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49 lines
1.6 KiB
49 lines
1.6 KiB
import { createElementObject, createOverlayComponent } from '@react-leaflet/core'; |
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import { Popup as LeafletPopup } from 'leaflet'; |
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import { useEffect } from 'react'; |
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export const Popup = createOverlayComponent(function createPopup(props, context) { |
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const popup = new LeafletPopup(props, context.overlayContainer); |
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return createElementObject(popup, context); |
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}, function usePopupLifecycle(element, context, { position }, setOpen) { |
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useEffect(function addPopup() { |
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const { instance } = element; |
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function onPopupOpen(event) { |
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if (event.popup === instance) { |
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instance.update(); |
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setOpen(true); |
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} |
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} |
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function onPopupClose(event) { |
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if (event.popup === instance) { |
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setOpen(false); |
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} |
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} |
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context.map.on({ |
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popupopen: onPopupOpen, |
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popupclose: onPopupClose |
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}); |
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if (context.overlayContainer == null) { |
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// Attach to a Map |
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if (position != null) { |
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instance.setLatLng(position); |
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} |
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instance.openOn(context.map); |
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} else { |
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// Attach to container component |
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context.overlayContainer.bindPopup(instance); |
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} |
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return function removePopup() { |
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context.map.off({ |
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popupopen: onPopupOpen, |
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popupclose: onPopupClose |
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}); |
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context.overlayContainer?.unbindPopup(); |
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context.map.removeLayer(instance); |
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}; |
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}, [ |
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element, |
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context, |
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setOpen, |
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position |
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]); |
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});
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